Systems Administrator
$85k - $120kAir Treatment
Description: Air Treatment Corporation is a dynamic, collaborative work environment. We understand the expectations of highquality customer service, therefore we actively search and promote a cohesive team that is formulated to exceed expectations. We are devoted to the growth of our employees and look to provide opportunities for advancement from within. Hiring Manager: Matt Lowe Location: Brea, CA Estimated Pay Range: $85,000.00 - $120,000.00 Job Summary: The Systems Administrator is responsible for managing and maintaining our organization's IT infrastructure, ensuring optimal performance, security, and reliability. Duties/Responsibilities: Install, configure, and maintain operating systems, software, and hardware. Monitor system performance and ensure availability and reliability. Administer and maintain system security and backup protocols. Troubleshoot and resolve hardware, software, and network issues. Perform regular system upgrades and apply patches to ensure optimal performance. Manage user accounts, permissions, and access rights. Implement and manage system and network configurations. Collaborate with IT team members to enhance security and efficiency. Maintain comprehensive documentation of systems and processes. Ensure compliance with company policies and industry regulations. Provide technical support and guidance to end-users. Plan and execute system capacity and resource planning. Automate routine tasks using scripts and configuration management tools. Participate in disaster recovery planning and testing. Evaluate and recommend new technologies to improve infrastructure efficiency. Requirements: Required Skills/Abilities: Proficiency in managing and configuring Windows server environments Experience with virtualization technologies (Windows Hyper-V) Strong understanding of network protocols, firewalls, and security principles Familiarity with cloud platforms like AWS or Azure Experience with system monitoring and performance tuning tools Proficient in scripting languages such as Bash, PowerShell, or Python Strong problem-solving skills and attention to detail Excellent communication and documentation skills Ability to manage and prioritize multiple tasks and projects Knowledge of backup and recovery solutions Experience with Active Directory and Group Policy management Availability for on-call support and emergency response as needed Education and Experience: Bachelor's degree in Computer Science, Information Technology, or a related field, or equivalent experience Proven experience as a Systems Administrator or in a similar role Relevant certifications such as CompTIA A+, Network+, Security+, or Microsoft Certified Solutions Expert (MCSE) preferred. Physical Requirements: Prolonged periods sitting at a desk and working on a computer. Frequent use of hands and fingers to operate a computer keyboard, mouse, and other technical equipment. Ability to occasionally stand, walk, bend, kneel, or crouch to install or troubleshoot equipment. Ability to lift and move equipment up to 2550 pounds (computers, monitors, printers, network equipment). Visual ability to read screens, technical documents, and equipment labels. May require travel between office locations or facilities. On-site position, no relocation provided. At Air Treatment Corporation, we are committed to growth, innovation, and excellence. As leading experts in HVAC & R solutions, we recognize that the success of our team drives the success of our company. This is echoed in our commitment to a workplace built on fairness, professionalism, and opportunity, ensuring that every team member is valued. Join our team and contribute your unique skills and perspectives to help us continue delivering industry-leading solutions. Compensation details: 85000-120000 Yearly Salary PI61c09262e2ec-26289-41331694 Air Treatment
$85k - $120k
...Hiring Manager: Matt Lowe Location: Brea, CA Estimated Pay Range: $85,000.00 - $120,000.00 Job Summary: The Systems Administrator is responsible for managing and maintaining our organization's IT infrastructure, ensuring optimal performance, security,...SuggestedWork at officeRelocation- Purple DriveThe position of System Administrator is established to perform LAN/WAN (Local Area Network and Wide Area Network) projects involving the design, analysis, maintenance and implementation of equipment and networks and perform system administration.Install, configure...SuggestedWork at officeLocal area
$81k - $102.9k
...Quarterly lunches Daily fresh fruit Office Starbucks Coffee/Latte/Espresso Machine And a lot more! About The Position The Senior System Administrator will be responsible for providing day-to-day support, configuration, and maintenance of all the systems within the IT...SuggestedTemporary workWork experience placementWork at officeFlexible hoursNight shift- ...IT System AdministratorWe are a leading Cloud Services Provider based out of Irvine, CA. We provide our customers with diligent, attention... ..., certification reimbursement, and make sure our System Administrators are working alongside Senior Engineers to learn on the job.Our...Suggested
- ...We are looking for a meticulous System Administrator to join our team. The ideal candidate is an effective problem-solver looking to work in a congenial environment. System Administrator Duties and Responsibilities Maintains web environment by identifying system...Suggested
$146k - $194k
...companies to the defense industry, Anduril is changing how military systems are designed, built and sold. Anduril’s family of systems is... ..., not years.ABOUT THE ROLEWe are looking for a Senior Systems Administrator to independently administer, troubleshoot, maintain, and...Full timeWork experience placementImmediate start- ...Position Overview MetroSys is seeking a versatile and service-oriented IT Systems Administrator to support the day-to-day technology operations of a school and administrative environment. This role is responsible for maintaining servers, end-user devices, identity...Temporary workRemote work
- ...to use the latest technology to create state of the art products for our public safety and social services customers. As a systems administrator, you will be responsible for creating and maintaining IT environments for software development, testing, customer testing and...Work experience placement
- ...Job Description Job Description The Senior System Administrator is responsible for ensuring the seamless operation, optimal performance and safeguarding of our expansive IT infrastructure with a strong focus on server platforms, virtual environments, storage systems...Work experience placementLocal area
- ...Description Job Description Description: Hybrid 2 days - Weds and Thurs in Anaheim, CA Our client seeks an Enterprise System Administrator II to deliver planning, coordination, and implementation for member-facing systems. The role will provide technical support...Hourly payContract workLocal area
- ...building meaningful products that make a real impact on children's education and literacy. About the Role The IT Systems Administrator runs Epic's day-to-day IT operations and keeps them continuously audit-ready. The scope covers corporate identity and access...Remote work
$98k - $117.2k
...requirements are followed Ensure the health of IT enterprise computer systems to deliver availability goals Ensure work meets business... ...and/or code promotions Perform enterprise application administration Perform cloud platform administration Perform data backup monitoring...Work experience placementCasual work- ...Critical Illness Coverage Employee Assistance Program (EAP) with free counseling, legal, and financial services. Now Hiring: System Administrator We’re looking for a System Administrator who will keep Climate First Bank’s technology environment secure, reliable, and...Full timeTemporary workImmediate startRemote work
$140k - $160k
...critical customer base, while fostering innovation, craftsmanship, and continuous growth. Due to growth, we are looking to add a Systems Administrator with strong Azure expertise to own our hybrid cloud environment, lead network architecture improvements, support a...Local area- Systems Administrator - Cloud & Network Infrastructure Position Summary We are seeking a Systems Administrator with strong Azure and networking expertise . Key Responsibilities Cloud Infrastructure Own and mature our Azure cloud environment: architecture, storage, identity...Flexible hoursAfternoon shift
$125k - $145k
...diverse perspectives, and support every team member’s success. Ready to do work that matters? Join us. Position Title: Senior Systems Administrator Location: Irvine, CA Work Arrangement: On-Site Position Summary The Senior Systems Administrator at DZYNE Technologies is a...Full timeWork experience placementWork at officeLocal areaImmediate startVisa sponsorshipWork visaFlexible hours- ...such as Apache, MySQL, NFS, NTP, SSH, DNS, and SNMP Middle‑Tier Administration as well as Application Support and deploymentSelf-guided... ...Automation of tools for monitoring, process and documentation System security techniques and best practices Qualifications Support...Full timeLocal area
$30 - $35 per hour
...SystemsTesting)Irvine, CA (100% Onsite) Contract Opportunity with Extension PotentialAre you looking to build your career in software and systems testing while working with cutting-edge technology? We're seeking a Test Engineer to join a collaborative engineering team...Contract workTemporary work$90k - $120k
...Job Description Job Description At Senra Systems, we believe that the future of manufacturing lies not in automation, but in... ...What We're Looking For ~3+ years of experience in systems administration, IT infrastructure, or a similar hands-on technical role. ~...Permanent employmentWork at officeLocal areaFlexible hours$108.87k - $166.04k
Virgin Galactic is seeking a Senior Mechanical Systems Engineer with deep expertise in mechanical systems design, system-level Verification & Validation (V&V), and aerospace vehicle development. Guided by our values, “Safety Above All”, we proactively manage the risks inherent...Permanent employmentFull timeWork at office- ...Description Position at LeadVenture Systems Engineer As a candidate you will need to present a professional attitude and have strong communication skills. You will be working on projects that are aimed at reducing costs, improving efficiency, and positioning...Local areaRemote workFlexible hours
- Depot Provisioning Team MemberLocation: Irvine, CA - ONSITEDuration: 6 monthsSkill ID: 10850493Competencies: ServiceNow ITAM (IT Asset Management)Role: Depot Provisioning Team memberRelevant Experience (in Yrs): 6Must Have Technical/Functional Skills:Depot Provisioning...
$136.06k - $207.6k
You will be a Specialist Systems Engineer leading the team responsible for designing, developing, and verifying our next-generation spaceflight systems. Guided by our core value, Safety Above All, we actively manage the unique risks of human spaceflight through disciplined...Permanent employmentFull timeWork at office- ...Weekly Hours:**40What You’ll Be DoingResponsible for effective administration, configuration, installation, provisioning, monitoring and... ...availability, capacity and performance of network infrastructure systems is achieved. Perform assigned duties as listed in RACI model(...Full timeWork at officeRemote work
$105.48k
Agency: Defense Contract Management AgencyDepartment: Department of DefenseSub agency: DCMA Special Programs (P4)Salary: Starting at $105,482 Per year (NH 3)Dates: Open 09/28/2026 to 10/09/2026Schedule: Full-timeWork type: PermanentRelocation: FalsePosition ID: DCMA-P4-...Contract work- ...they can be applied to further the goals of the organizations we work with. We are currently seeking a skilled Level 2 Systems Administrator with the drive and determination to help support our growing client base. Our technicians are responsible for maintaining...Work at officeRemote workFlexible hoursWeekend work
- ...design, development, and production of critical, next-generation system solutions that align with the U.S. Department of War and its... ..., including database and Enterprise Resource Planning (ERP) administration. Improves enterprise software solutions to enhance system performance...Permanent employmentTemporary workFor contractorsWork at officeFlexible hours
$85k - $130k
...with cloud platforms such as AWS or Azure Experience with system monitoring and performance optimization tools Skilled in scripting... ...Experience with Active Directory and Group Policy administration Availability for on-call support and emergency response as...Full time- ...Job Description Job Description Experience Required: 4+ years of experience in IT infrastructure and system administration Job Summary: We are seeking an experienced System Administrator who can efficiently handle both L1 and L2-level tasks across servers...Shift work
- ...Job Description Job Description NetSuite Systems Administrator Location: Cerritos, CA (100% On-site) | Employment Type: Full-Time Join Golden Star Technology (GST) Golden Star Technology Inc. (GST) is seeking an experienced and motivated NetSuite Systems...Full time
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